
French company Circular presented smart rings Ring 3 Pro and Slim at the IFA 2026 exhibition in Berlin. In addition to health tracking capabilities, they are vibration-driven and support NFC payments. Image source: Circular

French company Circular presented smart rings Ring 3 Pro and Slim at the IFA 2026 exhibition in Berlin. In addition to health tracking capabilities, they are vibration-driven and support NFC payments. Image source: Circular
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